/* Copyright (C) 2015-2020, Dirk Krause SPDX-License-Identifier: BSD-3-Clause */ /* WARNING: This file was generated by the dkct program (see http://dktools.sourceforge.net/ for details). Changes you make here will be lost if dkct is run again! You should modify the original source and run dkct on it. Original source: dk4rec20.ctr */ /** @file dk4rec20.c The dk4rec20 module. */ #line 70 "dk4rec20.ctr" #include "dk4conf.h" #include "dk4rec20.h" #include "dk4mem.h" #include "dk4utf16.h" #if DK4_HAVE_ASSERT_H #ifndef ASSERT_H_INCLUDED #include #define ASSERT_H_INCLUDED 1 #endif #endif int dk4recode_c32_to_utf16( dk4_c16_t *dstb, size_t szdstb, const dk4_c32_t *src, dk4_er_t *erp ) { dk4_c16_t buf[4]; size_t sz; size_t rd = 0; size_t used = 0; dk4_c32_t c32 = dkC32(0); int back = 0; #if DK4_USE_ASSERT assert(NULL != dstb); assert(0 < szdstb); assert(NULL != src); #endif if ((NULL != dstb) && (0 < szdstb) && (NULL != src)) { back = 1; while((dkC32(0) != *src) && (1 == back) && (used < szdstb)) { c32 = *(src++); sz = DK4_SIZEOF(buf,dk4_c16_t); if (0 != dk4utf16_encode(buf, &sz, c32, erp)) { if ((szdstb - used) > sz) { DK4_MEMCPY(&(dstb[used]),buf,(2 * sz)); used += sz; } else { back = 0; dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL); } } else { back = 0; dk4error_set_elsize_nelem(erp, DK4_E_SYNTAX, 4, rd); } if (0 != back) { rd++; } } if (used < szdstb) { dstb[used] = '\0'; } else { dstb[szdstb - 1] = '\0'; back = 0; dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL); } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return back; }